/Engine/Source/Runtime/Core/Public/Math/UnrealMathUtility.h
Determines whether a line intersects a sphere.
template<typename FReal> static bool LineSphereIntersection ( const [UE::Math::TVector](API\Runtime\Core\Math\TVector)< FReal > & Start, const [UE::Math::TVector](API\Runtime\Core\Math\TVector)< FReal > & Dir, FReal Length, const [UE::Math::TVector](API\Runtime\Core\Math\TVector)< FReal > & Origin, FReal Radius )